The opportunity
The Mobile Platform Squad is the backbone of SumUp's iOS engineering — we build and maintain the foundation that every iOS feature team relies on to ship fast, confidently, and at scale.
What you'll do
Develop and maintain internal tools, frameworks, and infrastructure that: support the consistency, scalability, and long-term health of SumUp's iOS app
Contribute to CI/CD systems and developer tooling initiatives that help: feature teams ship with speed and confidence
Tackle technical debt and codebase health improvements in a complex, mature: codebase — with a focus on simplicity and maintainability
Collaborate closely with mobile engineers across squads, acting as a go-to: partner for platform questions, reviews, and best practices
Take end-to-end ownership of well-scoped platform initiatives: from design and implementation through to delivery and documentation
Bring 3+ years of professional iOS development experience, with solid: hands-on knowledge of Swift and modern iOS frameworks
What they're looking for
- Are experienced with or genuinely excited about CI/CD pipelines (e.g., GitHub: Actions, Fastlane) and developer tooling — you see automation as a superpower
- Have a solid understanding of testing methodologies, architecture patterns,: and design principles, and apply them with pragmatism
- Are comfortable working outside the boundaries of a typical feature team —: you're adaptable, self-directed, and thrive with a mix of structured and ambiguous work
- Can navigate and improve complex, mature codebases with patience, curiosity, and a long-term mindset
